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Part number: 200-8604
Product Details
ARP 200-8604 Cylinder Head Fasteners
Products specifications
Fastener Yield Strength (psi) 150,000 psi
Nut Finish Black oxide
Nut Material Steel
Nut Style Hex
Nylon Insert No
Quantity Sold individually.
Self-Locking No
Size 3/8-24
Socket 9/16
Thread Size 3/8-24 RH in.
Washers Included No
Wrench Diameter 9/16 in.
Standard Hex Nut
Single Piece

Constructed from the finest aerospace-quality materials, these hex nuts are available in most sizes to meet your needs. All hex
nuts meet ARPs exacting quality control standards and are black oxided. All hex nuts are rated 180,000 psi tensile strength.

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Fast shipping, great product.  Nothing more needs to be said.
So far so good . will see how fast shipping is .
Great communication, Great prices! They beat all the competitors hands down on price for my cold air intake order #18986.  Quick shipping and they are now in my favorites for places to look for automobile needs.  The only thing I would like to see them change is the speed of their website.
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